Base | Representation |
---|---|
bin | 11011110000110010101011… |
… | …001010110001110010101100 |
3 | 121000022122222000101220111220 |
4 | 123300302223022301302230 |
5 | 112000442203204120022 |
6 | 1111404020342543340 |
7 | 34501306554620316 |
oct | 3360625312616254 |
9 | 530278860356456 |
10 | 122100202020012 |
11 | 359a544a992787 |
12 | 1183ba06737b50 |
13 | 5318ccc2b4338 |
14 | 222197772a7b6 |
15 | e1b18e47585c |
hex | 6f0cab2b1cac |
122100202020012 has 24 divisors (see below), whose sum is σ = 290275951973616. Its totient is φ = 39932141540928.
The previous prime is 122100202020011. The next prime is 122100202020047. The reversal of 122100202020012 is 210020202001221.
It is a super-3 number, since 3×1221002020200123 (a number of 43 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 122100202019973 and 122100202020000.
It is not an unprimeable number, because it can be changed into a prime (122100202020011) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95990724223 + ... + 95990725494.
It is an arithmetic number, because the mean of its divisors is an integer number (12094831332234).
Almost surely, 2122100202020012 is an apocalyptic number.
122100202020012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
122100202020012 is an abundant number, since it is smaller than the sum of its proper divisors (168175749953604).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122100202020012 is a wasteful number, since it uses less digits than its factorization.
122100202020012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 191981449777 (or 191981449775 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 122100202020012 its reverse (210020202001221), we get a palindrome (332120404021233).
The spelling of 122100202020012 in words is "one hundred twenty-two trillion, one hundred billion, two hundred two million, twenty thousand, twelve".
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